"This was a despicable incident that has left an elderly man traumatised.
"Detectives are shocked at the level of unnecessary violence the victim endured in a sustained attack in his own home and we are appealing to the community to help us find the person responsible.
"We take these types of incidents extremely seriously and urge anyone who may have seen a man acting suspiciously in the area either around the time of the incident, or in the days prior to the offence, to call us so we can take action against the offender."
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The controversial former Deputy Leader of Liverpool Council Derek Hatton has re-joined the Labour Party 29 years after he was expelled.
Your NW pollen forecast for Wednesday, Thursday and Friday
Wet spell Wednesday evening. Windy with showers overnight into Thursday